Document and Entity Information - shares	3 Months Ended
	Mar. 31, 2016	May. 09, 2016
Document and Entity Information:
Entity Registrant Name	N-Viro International Corporation
Document Type	10-Q
Document Period End Date	Mar. 31, 2016
Trading Symbol	nvic
Amendment Flag	false
Entity Central Index Key	0000904896
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		9,079,826
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Document Fiscal Year Focus	2016
Document Fiscal Period Focus	Q1